Terry WalshContributor, PCWorld

Terry Walsh is a British-born writer living in Canada, whose first computer was a 48k ZX Spectrum. He’s written extensive guides to Windows, Windows Server, and Mac OS Server and also covers networking, NAS, smart home, and digital media. You can follow his daily adventures in technology at Instagram and Twitter.

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How to overclock your PC's CPU

We'll show you how to tweak your PC's settings in order to wring extra performance from your CPU, and avoid a costly upgrade.